2026 Waltly Smooth Type B

	2XS	XS	S	M	L	XL	2XL
Stack	549mm	561mm	577mm	596mm	615mm	634mm	653mm
Reach	372mm	384mm	394mm	409mm	423mm	437mm	452mm
Stack to Reach Ratio	1.48:1	1.46:1	1.46:1	1.46:1	1.45:1	1.45:1	1.44:1
Seat Tube Length, Unknown	420mm	450mm	480mm	510mm	540mm	570mm	600mm
Top Tube Length, Effective/Horizontal Unknown	535mm	550mm	565mm	585mm	605mm	625mm	645mm
Top Tube Slope	16.6deg	14.2deg	12.4deg	10.9deg	9.6deg	8.3deg	7.1deg
Head Tube Angle	70.5deg	71deg	71.5deg	71.5deg	71.5deg	71.5deg	71.5deg
Seat Tube Angle	73.5deg	73.5deg	73.5deg	73.5deg	73.5deg	73.5deg	73.5deg
Head Tube Length	120mm	130mm	145mm	165mm	185mm	205mm	225mm
Bottom Bracket Drop	75mm	75mm	75mm	75mm	75mm	75mm	75mm
Bottom Bracket Height	276mm	276mm	276mm	276mm	276mm	276mm	276mm
Chainstay Length	425mm	425mm	425mm	425mm	425mm	425mm	425mm
Chainstay Length Horizontal	418.3mm	418.3mm	418.3mm	418.3mm	418.3mm	418.3mm	418.3mm
Front-Center	598mm	609mm	619mm	640mm	660mm	681mm	702mm
Front-Center Horizontal	593.7mm	603.7mm	614.7mm	635.7mm	656.7mm	676.7mm	697.7mm
Wheelbase	1012mm	1022mm	1033mm	1054mm	1075mm	1095mm	1116mm
Fork Offset/Rake	50mm	50mm	50mm	50mm	50mm	50mm	50mm
Fork Length, Unknown	403mm	403mm	403mm	403mm	403mm	403mm	403mm
Trail	71.3mm high	68mm high	64.7mm mid/neutral	64.7mm mid/neutral	64.7mm mid/neutral	64.7mm mid/neutral	64.7mm mid/neutral
Mechanical Trail	67.2mm	64.3mm	61.4mm	61.4mm	61.4mm	61.4mm	61.4mm
Wheel Flop	22.4mm	20.9mm	19.5mm	19.5mm	19.5mm	19.5mm	19.5mm
Tire to Pedal Spindle	77mm 170 mm cranks	88mm 170 mm cranks	98mm 170 mm cranks	119mm 170 mm cranks	139mm 170 mm cranks	160mm 170 mm cranks	181mm 170 mm cranks
Pedal Spindle to Ground Clearance	106mm 170 mm cranks	106mm 170 mm cranks	106mm 170 mm cranks	106mm 170 mm cranks	106mm 170 mm cranks	106mm 170 mm cranks	106mm 170 mm cranks

	2XS	XS	S	M	L	XL	2XL
Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	40mm	40mm	40mm	40mm	40mm	40mm	40mm
Tire Width Max	42mm	42mm	42mm	42mm	42mm	42mm	42mm
Tire Outer Diameter	702mm	702mm	702mm	702mm	702mm	702mm	702mm
Bike Length with Tires	1714mm	1724mm	1735mm	1756mm	1777mm	1797mm	1818mm

Very Upright

Somewhat Upright

Average

Somewhat Aggressive

Very Aggressive

The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.

Learn more about the Upright/Aggressive Scale

Category Trend

All-road/Gravel

Source:https://www.waltlyti.com/product/59.html

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2026 Waltly Smooth Type B

Geometry

Type B Build

Stack and Reach vs. Category Trend